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Keyfobs Only (iButtons not included) Keyfobs Only (iButtons not included)

These plastic iButton keyfobs come ready for you to add iButtons. Quantity discounts: 3 cents off per fob for quantities of 10,001 to 20,000 and 5 cents off per fob for quantities over 20,000.

Our Price: $0.27
iButton Flanged Keyfobs iButton Flanged Keyfobs

These plastic iButton keyfobs come ready for you to add iButtons. Quantity discounts: 3 cents off per fob for quantities of 10,001 to 20,000 and 5 cents off per fob for quantities of more than 20,000.

Our Price: $0.27
iButton Wall-Mounted Brackets iButton Wall-Mounted Brackets

These plastic iButton keyfobs come ready for you to add iButtons. Quantity discounts: 3 cents off per fob for quantities of 10,001 to 20,000 and 5 cents off per fob for quantities over 20,000.

Our Price: $0.27
Demiurg CZ-0-PIN (2xPIN) Demiurg CZ-0-PIN (2xPIN)


  • Printed circuit board mount.

  • Reads any Maxim iButton through 1-Wire interface.

  • Can work with any access control device.

  • Not suitable for hard environmental conditions.

Our Price: $4.05
Demiurg CZ-0-PIN (4xPIN) Demiurg CZ-0-PIN (4xPIN)


  • Printed circuit board mount.

  • Reads any Maxim iButton through 1-Wire interface.

  • All metal parts are chromium-plated.

  • Can work with any access control device.

  • Four mounting pins.

  • Not suitable for hard environmental conditions.

Our Price: $4.80
Demiurg CZ-0 Demiurg CZ-0

This iButton probe does not contain LEDs, but is waterproof.

Our Price: $4.80
Demiurg CZ-0-M12 Demiurg CZ-0-M12

This iButton probe does not contain LEDs, but is threaded and waterproof.

Our Price: $5.00
Demiurg CZ-0-SS-2PIN SUS316 Demiurg CZ-0-SS-2PIN SUS316

This iButton probe does not contain LEDs. Its signal contact and grounding are made of stainless steel.

Our Price: $5.00
Demiurg CZ-2-PIN [6xPIN] Demiurg CZ-2-PIN [6xPIN]

This 2-LED probe comes with six mounting pins.

Our Price: $5.20
Demiurg CZ-0-S (metal casing) Demiurg CZ-0-S (metal casing)

This iButton probe does not contain LEDs, but is waterproof.

Our Price: $5.41
Demiurg CZ-0-S-PIN-M20 (metal casing) Demiurg CZ-0-S-PIN-M20 (metal casing)

This iButton probe does not contain LEDs, but has two mounting pins and an M20 thread.

Our Price: $5.41
Demiurg CZ-2 Demiurg CZ-2

This 2-LED iButton probe comes with a plastic casing and is waterproof.

Our Price: $5.61
Demiurg CZ-2-M12 Demiurg CZ-2-M12

This 2-LED iButton probe comes with a plastic casing and is waterproof.

Our Price: $5.74
Demiurg CZ-2-B-M12 (plastic casing) Demiurg CZ-2-B-M12 (plastic casing)

This iButton probe contains 2 LEDs. Its signal contact and grounding are made of chromium-plated steel.

Our Price: $5.74
Demiurg CZ-0-SS-4PIN SUS316 (stainless steel) Demiurg CZ-0-SS-4PIN SUS316 (stainless steel)

This four-pin iButton probe does not contain LEDs. Its signal contact and grounding are made of stainless steel.

Our Price: $5.88
Demiurg CZ-2-S iButton Probe Demiurg CZ-2-S iButton Probe


  • iButton probe with bicolor LED (green and red). A third color, orange, appears when the green and red LEDs are lit at the same time.

  • Metal casing, all chrome-plated steel.

  • Standard wire: 40 cm, waterproof.

  • Not suitable for hard environmental conditions.

  • Photo illustrates all three states—green, orange and red—of a single CZ-2-S probe.

Our Price: $5.95
Demiurg CZ-2-S-B (metal casing) Demiurg CZ-2-S-B (metal casing)

This 2-LED iButton probe is waterproof and has a M20 thread.

Our Price: $5.95
Demiurg CZ-2-S-PIN-M20 (metal casing) Demiurg CZ-2-S-PIN-M20 (metal casing)

This waterproof 2-LED probe is a good solution for iButton temperature and humidity loggers.

Our Price: $5.95
Demiurg CZ-2-SS-PIN (stainless steel) Demiurg CZ-2-SS-PIN (stainless steel)

This 2-LED probe is designed for extreme weather conditions and also chemical, sea and mining industries.

Our Price: $6.42
Demiurg CZ-0-TAH-M12 Demiurg CZ-0-TAH-M12

This iButton probe does not contain LEDs, but works with Demiurg's magnetic iButton keyfobs sold by TimePilot.

Our Price: $6.76
Demiurg CZ-0-SS [SUS316] (stainless steel) Demiurg CZ-0-SS [SUS316] (stainless steel)

This iButton probe does not contain LEDs. Its signal contact and grounding are made of stainless steel and it is waterproof.

Our Price: $7.30
Demiurg CZ-0-SS-M12 [SUS316] (stainless steel) Demiurg CZ-0-SS-M12 [SUS316] (stainless steel)

This iButton probe does not contain LEDs. Its signal contact and grounding are made of stainless steel and it has M12 threads.

Our Price: $7.50
Demiurg CZ-2-M12-Atena (plastic casing) Demiurg CZ-2-M12-Atena (plastic casing)

This 2-LED probe is a good solution for iButton temperature and humidity loggers.

Our Price: $7.70
Demiurg CZ-2-SS-B [SUS316] (stainless steel) Demiurg CZ-2-SS-B [SUS316] (stainless steel)

This 2-LED, stainless steel iButton probe is held in place by a lock washer.

Our Price: $7.70
Demiurg CZ-0-S-SS [1.4418] (stainless steel) Demiurg CZ-0-S-SS [1.4418] (stainless steel)

This iButton probe does not contain LEDs, but is made of stainless steel and works with Demiurg's magnetic iButton keyfobs sold by TimePilot.

Our Price: $8.38
Demiurg CZ-0-TAH-M12 SS R3/4 Demiurg CZ-0-TAH-M12 SS R3/4

This iButton probe does not contain LEDs, and is Ideal for Thermochron and humidity loggers.

Our Price: $8.38
Demiurg CZ-2-S-ARES (metal casing) Demiurg CZ-2-S-ARES (metal casing)

This waterproof 2-LED probe is a good solution for iButton temperature and humidity loggers.

Our Price: $8.45
Demiurg CZ-2-SS-B-M12 [SUS316] (stainless steel) Demiurg CZ-2-SS-B-M12 [SUS316] (stainless steel)

This 2-LED iButton probe has a signal contact and grounding made of stainless steel.

Our Price: $8.45
Demiurg CZ-3-M12-ATENA (plastic casing) Demiurg CZ-3-M12-ATENA (plastic casing)

This waterproof, 3-LED probe reads any Maxim iButton through its 1-Wire interface.

Our Price: $9.33
Demiurg CZ-3-S-ARES (metal casing) Demiurg CZ-3-S-ARES (metal casing)

This waterproof, 3-LED probe reads any Maxim iButton through its 1-Wire interface.

Our Price: $9.33